Effects of unstable milking vacuum on some measures of udder health.
D000818:Animals; D001331:Automation; D002417:Cattle; D003612:Dairying; D005260:Female; D007958:Leukocyte Count; D008321:Mammary Glands, Animal / Q000382:microbiology*; D008414:Mastitis, Bovine / Q000382:microbiology*; D013210:Staphylococcus / Q000302:isolation & purification*